Disney+ provided critics only the first three episodes of WandaVision in advance – and while they were intriguing and imaginative, they also were very much like place-setters. The sitcom format of those opening episodes was fine, taking us through TV “worlds” of the 1950s, 1960s and 1970s, but I wondered when writing my review where WandaVision intended to go from there. It could, I imagined, be the first TV series I can recall to shift in midstream from sit